Less styles and module integration
Fix for livereload module and less.js version

Now everything works fine regarding less compile and livereload
Login popup style fix
Make pagination more simple (items list screen)

Remove spans that were used as disabled buttons and change a controller
in the way to work without them. Instead, class 'disabled' was added to
buttons.
Add Angular-ui bootstrap

remove classic bootstrap dropdowns, and add new angular oriented
dropdowns
Rearrange user menu
Merge changes
Resolve conflicts
Merge remote-tracking branch 'nikola/master'
Remove compiled css file from repo.